data class added

NishantGhanate · NishantGhanate · commit 6a4bb453c9ef · 2022-02-23T22:46:13.000+05:30
diff --git a/Advanced/data_class/1_named_tuple.py b/Advanced/data_class/1_named_tuple.py
@@ -0,0 +1,21 @@
+from typing import NamedTuple
+
+class MyWorld(NamedTuple):
+    name: str
+    type: int = 0
+
+my_world = MyWorld(name= 'Potato', type= 10)
+print(my_world.name, my_world.type)
+
+my_world = MyWorld(name= 'Oh no')
+print(my_world.name, my_world.type)
+
+print(my_world._fields)
+
+new = my_world._replace(name='Oh yes')
+print(new)
+
+
+data = {'name': "Qt", 'type': 3.14}
+word = MyWorld(**data)
+print(word)
diff --git a/Advanced/data_class/2_data_class.py b/Advanced/data_class/2_data_class.py
@@ -0,0 +1,36 @@
+from typing import List
+from dataclasses import dataclass
+
+@dataclass
+class MyWorld:
+    name: str
+    type: int = 0
+
+my_world = MyWorld(name= 'Potato', type= 10)
+print(my_world.name, my_world.type)
+
+my_world = MyWorld(name= 'Oh no')
+print(my_world.name, my_world.type)
+
+data = {'name': "Qt", 'type': 3.14}
+word = MyWorld(**data)
+print(word)
+
+
+@dataclass
+class Food:
+    name : str
+
+    def hows_it(self):
+        print('{} is the best in the world'.format(self.name) )
+
+wada_pav = Food(name= 'Mumbai wadapav')
+wada_pav.hows_it()
+
+@dataclass
+class Menu:
+    dishes : List[Food]
+
+
+menu = Menu(dishes= [wada_pav, wada_pav])
+print(menu)
